Pith Number

pith:PBDQUG4E

pith:2013:PBDQUG4EASP6PHIG6VPEA67V6O

not attested not anchored not stored refs pending

Andromeda Optical and Infrared Disk Survey I. New Insights in Wide-Field Near-IR Surface Photometry

Jean-Charles Cuillandre, Jonathan Sick, Michael McDonald, R. Brent Tully, Roelof de Jong, St\'ephane Courteau

arxiv:1303.6290 v1 · 2013-03-25 · astro-ph.IM · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PBDQUG4EASP6PHIG6VPEA67V6O}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:50:53.002583Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

78470a1b84049fe79d06f55e407bf5f3b4a3c7154daaa5c05cefe2cf912f010f

Aliases

arxiv: 1303.6290 · arxiv_version: 1303.6290v1 · doi: 10.48550/arxiv.1303.6290 · pith_short_12: PBDQUG4EASP6 · pith_short_16: PBDQUG4EASP6PHIG · pith_short_8: PBDQUG4E

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/PBDQUG4EASP6PHIG6VPEA67V6O \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 78470a1b84049fe79d06f55e407bf5f3b4a3c7154daaa5c05cefe2cf912f010f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28928527f415aad57d2cffec7cbfc7e728fa903b9f91ca537c80e3e0520243ee",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-03-25T20:00:04Z",
    "title_canon_sha256": "f5d2b500be93e400182181aaa3ad5e393eab2ed09f544dfe3dba5d4926dc0e39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.6290",
    "kind": "arxiv",
    "version": 1
  }
}